名词
中文翻译：阀门垫片
同义词：
['valve gasket', 'valve sealing ring']
例句：
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1. Thevalve pads on the engine need tobe replaced regularly to ensure proper functioning.
发动机上的阀门垫片需要定期更换，以确保正常工作。
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2. During maintenance, techniciansreplace the valve pads to prevent leaks and improve efficiency.
维护期间，技术人员会更换阀门垫片，以防止泄漏并提高效率。
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3. Thevalve pads are madeof high-quality materials thatcan withstand extreme temperatures and pressure.
阀门垫片由高质量的材料制成，能够承受极端的温度和压力。